Replace string16 with base::string16.

chrome/browser/chromeos/login/existing_user_controller.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_CHROMEOS_LOGIN_EXISTING_USER_CONTROLLER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_EXISTING_USER_CONTROLLER_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 60 matching lines @@
   // Start the public session auto-login timer.
   void StartPublicSessionAutoLoginTimer();
 
   // Stop the public session auto-login timer when a login attempt begins.
   void StopPublicSessionAutoLoginTimer();
 
   // LoginDisplay::Delegate: implementation
   virtual void CancelPasswordChangedFlow() OVERRIDE;
   virtual void CreateAccount() OVERRIDE;
   virtual void CompleteLogin(const UserContext& user_context) OVERRIDE;
-  virtual string16 GetConnectedNetworkName() OVERRIDE;
+  virtual base::string16 GetConnectedNetworkName() OVERRIDE;
   virtual bool IsSigninInProgress() const OVERRIDE;
   virtual void Login(const UserContext& user_context) OVERRIDE;
   virtual void MigrateUserData(const std::string& old_password) OVERRIDE;
   virtual void LoginAsRetailModeUser() OVERRIDE;
   virtual void LoginAsGuest() OVERRIDE;
   virtual void LoginAsPublicAccount(const std::string& username) OVERRIDE;
   virtual void LoginAsKioskApp(const std::string& app_id) OVERRIDE;
   virtual void OnSigninScreenReady() OVERRIDE;
   virtual void OnUserSelected(const std::string& username) OVERRIDE;
   virtual void OnStartEnterpriseEnrollment() OVERRIDE;
@@ skipping 220 matching lines @@
       local_account_auto_login_delay_subscription_;
 
   FRIEND_TEST_ALL_PREFIXES(ExistingUserControllerTest, ExistingUserLogin);
 
   DISALLOW_COPY_AND_ASSIGN(ExistingUserController);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_EXISTING_USER_CONTROLLER_H_